CN104554279A - Electric automobile drive control method based on road information - Google Patents
Electric automobile drive control method based on road information Download PDFInfo
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- CN104554279A CN104554279A CN201410742791.5A CN201410742791A CN104554279A CN 104554279 A CN104554279 A CN 104554279A CN 201410742791 A CN201410742791 A CN 201410742791A CN 104554279 A CN104554279 A CN 104554279A
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 230000001133 acceleration Effects 0.000 claims abstract description 10
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/02—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to ambient conditions
- B60W40/04—Traffic conditions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/10—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to vehicle motion
- B60W40/105—Speed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/10—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to vehicle motion
- B60W40/107—Longitudinal acceleration
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/09623—Systems involving the acquisition of information from passive traffic signs by means mounted on the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2510/00—Input parameters relating to a particular sub-units
- B60W2510/10—Change speed gearings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2510/00—Input parameters relating to a particular sub-units
- B60W2510/18—Braking system
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2520/00—Input parameters relating to overall vehicle dynamics
- B60W2520/10—Longitudinal speed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2520/00—Input parameters relating to overall vehicle dynamics
- B60W2520/10—Longitudinal speed
- B60W2520/105—Longitudinal acceleration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2555/00—Input parameters relating to exterior conditions, not covered by groups B60W2552/00, B60W2554/00
- B60W2555/60—Traffic rules, e.g. speed limits or right of way
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Physics & Mathematics (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
Abstract
The invention provides an electric automobile drive control method based on road information, which specifically comprises the following steps: acquiring external information, wherein the external information comprises position information and time state information of a next traffic light; acquiring vehicle self information, wherein the vehicle self information comprises gear information, acceleration information or braking information and current vehicle speed; calculating the distance between the current position of the vehicle and the position of the traffic light in front according to the time state information of the next traffic light, and combining the current acceleration information or the braking information with the time for reaching the position of the traffic light in front according to the current speed; and calculating a target vehicle speed, informing the driver of the calculated target vehicle speed, and guiding the driver to drive according to the target. By introducing the position of the traffic light and the time state information thereof, the frequent acceleration and deceleration and idle waiting time for adapting to the traffic light in front are reduced, and the efficiency of the driving system is improved.
Description
Technical field
The present invention relates to the Drive Control Technique of electronlmobil, be specifically related to a kind of electronlmobil drived control method based on road information.
Background technology
Under traditional vehicle drive mode, the driving of automobile is just based on the self information of vehicle and the subjective will of chaufeur, road ahead information is not used as with reference to considering, owing to lacking road ahead (as traffic lights) information, make automobile often occur in the process of moving accelerate → decelerating to by force operating mode conversion that crossing parking → idling waits for red light → give it the gun, causing driving procedure, actual in as situations such as barriers to be that acceleration and deceleration are frequently even anxious urgent subtract, and with a large amount of idling wait times, traveling comfort can be caused to be deteriorated; Theory shows, if automotive operation not only can greatly energy-conservation oil consumption in operating mode relatively at the uniform velocity, the service life of automobile can also be improved, therefore the frequent switching of operating mode makes the energy consumption of car load higher, this is for using electrokinetic cell as the pure electric automobile of propulsion source, and the above-mentioned defect existed in the control program that driving model is corresponding is urgently improved.
Summary of the invention
In view of this, the invention provides a kind of electronlmobil drived control method based on road information, be intended to reduce frequent acceleration and deceleration and idling wait time, optimize the efficiency of drive system.
The technical solution used in the present invention is specially:
Based on an electronlmobil drived control method for road information, specifically comprise following steps:
Gather extraneous information, described extraneous information comprises location information and the time state information thereof of next traffic lights;
Collection vehicle self information, described vehicle self information comprises current vehicle speed, gear information and acceleration information or braking information;
According to the time state information of next traffic lights, calculate the distance between the current location of vehicle and upcoming traffic lamp position, and combine the time when preacceleration information or braking information arrival upcoming traffic lamp position according to current vehicle speed; If:
Be green light when arriving next traffic lights crossing, then continue to keep current driving model to travel;
When arriving next crossing, traffic lights is red light, then compare with adjacent two green time status informations according to the red time arrived, for green light is for target during to make vehicle exterior traffic crossing, and calculating target vehicle speed;
By the target vehicle speed driver calculated, direct drivers is driven according to this target.
Above-mentioned based in the electronlmobil drived control method of road information, when being red light when arriving next traffic lights crossing, calculate the difference of red light and a upper green light and red light and next green time respectively, if according to the difference of current vehicle speed and the red light calculated and a upper green light determine travel make the arrival next one crossing time traffic lights be target vehicle speed one at the end of a upper green light; If:
Target vehicle speed one≤speed limit, by target vehicle speed one driver calculated, direct drivers is driven according to this target;
If target vehicle speed one > speed limit, if then according to current vehicle speed and the red light that calculates and the difference of next green light determine travel make the arrival next one crossing time traffic lights be next green light start time target vehicle speed two, by target vehicle speed two driver calculated, direct drivers is driven according to this target.
Above-mentioned based in the electronlmobil drived control method of road information, the mode driver target vehicle speed calculated being shown by instrument or plays.
Above-mentioned based in the electronlmobil drived control method of road information, read the location information of Current vehicle in map by GPS.
Read the location information of next traffic lights above-mentioned by GPS based in the electronlmobil drived control method of road information, calculate current vehicle position to upcoming traffic lamp positional distance by GPS Orientation on map.
Above-mentioned based in the electronlmobil drived control method of road information, read the time state information of next traffic lights by internet system.
Above-mentioned based in the electronlmobil drived control method of road information, when being read the time state information of next traffic lights by internet system, amber light is equal to red light process.
The beneficial effect that the present invention produces is:
By introducing traffic lights position and temporal information, optimize the driving model of the frequent acceleration and deceleration of palpus and idling wait time, improve the efficiency of drive system, to extending the service life of automobile power cell and increasing the continual mileage of electronlmobil, there is suitable meaning.
Accompanying drawing explanation
When considered in conjunction with the accompanying drawings, more completely the present invention can be understood better.Accompanying drawing described herein is used to provide a further understanding of the present invention, and embodiment and explanation thereof, for explaining the present invention, do not form inappropriate limitation of the present invention.
Fig. 1 is the logic diagram of a kind of electronlmobil drived control method based on road information of the present invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, technical scheme of the present invention is described in further detail.
A kind of electronlmobil drived control method based on road information as shown in Figure 1, specifically comprises following steps:
Gather extraneous information, described extraneous information comprises location information and the time state information thereof of next traffic lights;
Collection vehicle self information, described vehicle self information comprises current vehicle speed, gear information and acceleration information or braking information;
According to the time state information of next traffic lights, calculate the distance between the current location of vehicle and upcoming traffic lamp position, and combine the time when preacceleration information or braking information arrival upcoming traffic lamp position according to current vehicle speed; If:
Be green light when arriving next traffic lights crossing, then continue to keep current driving model;
Arrive next red green be red light when waiting crossing, then compare with adjacent two green time status informations according to the red time arrived, for green light is for target during to make vehicle exterior traffic crossing, calculating target vehicle speed; Specifically:
When being red light when arriving next traffic lights crossing, calculate the difference of red light and a upper green light and red light and next green time respectively, if according to the difference of current vehicle speed and the red light calculated and a upper green light determine travel make the arrival next one crossing time traffic lights be target vehicle speed one at the end of a upper green light; If:
Target vehicle speed one≤speed limit, by target vehicle speed one driver calculated, direct drivers is driven according to this target;
If target vehicle speed one > speed limit, if then according to current vehicle speed and the red light that calculates and the difference of next green light determine travel make the arrival next one crossing time traffic lights be next green light start time target vehicle speed two, by target vehicle speed two driver calculated, direct drivers is driven according to this target.
Speed limit wherein sails speed limit according to vehicle highest line or road speed limit is determined.
The mode driver target vehicle speed calculated being shown by instrument or play, direct drivers is driven according to this target.
In the computation process of target vehicle speed, the time of the target vehicle speed calculated based on initial current vehicle speed and exterior traffic lamp, by detecting current vehicle speed in real time, by mild adjustment, namely pass through constantly iterative computation, make target vehicle speed be tending towards certain stable exact value.
Preferred as one, read the location information of Current vehicle in map by GPS, and the location information of next traffic lights, and calculate current vehicle position to upcoming traffic lamp positional distance by GPS Orientation on map.Read the time state information of next traffic lights by internet system, wherein amber light is equal to red light process.
For the traffic lights making driving model adapt to front, introduced in traffic lights position and time state thereof, acceleration and deceleration frequency and idling wait time obviously reduce, and improve the efficiency of drive system, especially for electronlmobil, extend its continual mileage.
As mentioned above, embodiments of the invention are explained, obviously, as long as do not depart from fact inventive point of the present invention and effect, will be readily apparent to persons skilled in the art distortion, is also all included within protection scope of the present invention.
Claims (7)
1., based on an electronlmobil drived control method for road information, it is characterized in that, specifically comprise following steps:
Gather extraneous information, described extraneous information comprises location information and the time state information thereof of next traffic lights;
Collection vehicle self information, described vehicle self information comprises current vehicle speed, gear information and acceleration information or braking information;
According to the time state information of next traffic lights, calculate the distance between the current location of vehicle and upcoming traffic lamp position, and combine the time when preacceleration information or braking information arrival upcoming traffic lamp position according to current vehicle speed; If:
Be green light when arriving next traffic lights crossing, then continue to keep current driving model to travel
When arriving next crossing, traffic lights is red light, then compare with adjacent two green time status informations according to the red time arrived, for green light is for target during to make vehicle exterior traffic crossing, and calculating target vehicle speed;
By the target vehicle speed driver calculated, direct drivers is driven according to this target.
2. the electronlmobil drived control method based on road information according to claim 1, it is characterized in that, when being red light when arriving next traffic lights crossing, calculate the difference of red light and a upper green light and red light and next green time respectively, if according to the difference of current vehicle speed and the red light calculated and a upper green light determine travel make the arrival next one crossing time traffic lights be target vehicle speed one at the end of a upper green light; If:
Target vehicle speed one≤speed limit, by target vehicle speed one driver calculated, direct drivers is driven according to this target;
If target vehicle speed one > speed limit, if then according to current vehicle speed and the red light that calculates and the difference of next green light determine travel make the arrival next one crossing time traffic lights be next green light start time target vehicle speed two, by target vehicle speed two driver calculated, direct drivers is driven according to this target.
3. the electronlmobil drived control method based on road information according to claim 1, is characterized in that, the mode driver target vehicle speed calculated being shown by instrument or play.
4. the electronlmobil drived control method based on road information according to claim 1, is characterized in that, reads the location information of Current vehicle in map by GPS.
5. the electronlmobil drived control method based on road information according to claim 1, be is characterized in that, read the location information of next traffic lights by GPS, and calculates current vehicle position to upcoming traffic lamp positional distance by GPS Orientation on map.
6. the electronlmobil drived control method based on road information according to claim 1, be is characterized in that, read the time state information of next traffic lights by internet system.
7. the electronlmobil drived control method based on road information according to claim 6, it is characterized in that, when being read the time state information of next traffic lights by internet system, amber light is equal to red light process.
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| CN201410742791.5A CN104554279B (en) | 2014-12-08 | 2014-12-08 | Electric automobile drive control method based on road information |
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| CN201410742791.5A CN104554279B (en) | 2014-12-08 | 2014-12-08 | Electric automobile drive control method based on road information |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104966407A (en) * | 2015-06-12 | 2015-10-07 | 苏州三体智能科技有限公司 | Traffic-light passing-calculation system and method based on Internet of Things |
| CN105109487A (en) * | 2015-09-11 | 2015-12-02 | 山东理工大学 | Speed optimization method for efficient running of vehicle |
| CN105109489A (en) * | 2015-09-11 | 2015-12-02 | 山东理工大学 | High-efficiency operating speed obtaining system for vehicle |
| CN106971585A (en) * | 2017-04-13 | 2017-07-21 | 吉利汽车研究院（宁波）有限公司 | Adaptive vehicle navigation system based on traffic lights |
| CN107544296A (en) * | 2016-06-28 | 2018-01-05 | 奥迪股份公司 | Electronic-controlled installation and method for vehicle |
| CN108058615A (en) * | 2016-11-09 | 2018-05-22 | 华为技术有限公司 | The recovery method and device of vehicle braking energy |
| CN108237918A (en) * | 2016-12-23 | 2018-07-03 | 三星电子株式会社 | Vehicle and its control method |
| CN108545069A (en) * | 2018-03-30 | 2018-09-18 | 北京图森未来科技有限公司 | A kind of vehicle parking control method and device |
| CN109484334A (en) * | 2018-11-07 | 2019-03-19 | 佛山科学技术学院 | A kind of running speed recommended method and its system |
| CN110147093A (en) * | 2018-08-28 | 2019-08-20 | 北京初速度科技有限公司 | Driving strategy generation method and device based on automatic Pilot digital navigation map |
| CN110853384A (en) * | 2018-08-21 | 2020-02-28 | 上海擎感智能科技有限公司 | Vehicle and traffic light vehicle speed matching optimization system and method based on 5G technology |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104966407A (en) * | 2015-06-12 | 2015-10-07 | 苏州三体智能科技有限公司 | Traffic-light passing-calculation system and method based on Internet of Things |
| CN104966407B (en) * | 2015-06-12 | 2017-08-04 | 北京长城金点物联网科技股份有限公司 | Stop-light based on Internet of Things passes through computing system and method |
| CN105109487A (en) * | 2015-09-11 | 2015-12-02 | 山东理工大学 | Speed optimization method for efficient running of vehicle |
| CN105109489A (en) * | 2015-09-11 | 2015-12-02 | 山东理工大学 | High-efficiency operating speed obtaining system for vehicle |
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| CN107544296A (en) * | 2016-06-28 | 2018-01-05 | 奥迪股份公司 | Electronic-controlled installation and method for vehicle |
| CN107544296B (en) * | 2016-06-28 | 2020-03-17 | 奥迪股份公司 | Electronic control device and method for vehicle |
| CN108058615A (en) * | 2016-11-09 | 2018-05-22 | 华为技术有限公司 | The recovery method and device of vehicle braking energy |
| US11919422B2 (en) | 2016-11-09 | 2024-03-05 | Huawei Technologies Co., Ltd. | Vehicle braking energy recovering method and apparatus |
| US11260756B2 (en) | 2016-11-09 | 2022-03-01 | Huawei Technologies Co., Ltd. | Vehicle breaking energy recovering method and apparatus |
| CN108058615B (en) * | 2016-11-09 | 2022-02-25 | 华为技术有限公司 | Method and device for recovering braking energy of vehicle |
| CN108237918A (en) * | 2016-12-23 | 2018-07-03 | 三星电子株式会社 | Vehicle and its control method |
| CN106971585A (en) * | 2017-04-13 | 2017-07-21 | 吉利汽车研究院（宁波）有限公司 | Adaptive vehicle navigation system based on traffic lights |
| CN108545069A (en) * | 2018-03-30 | 2018-09-18 | 北京图森未来科技有限公司 | A kind of vehicle parking control method and device |
| CN108545069B (en) * | 2018-03-30 | 2020-03-10 | 北京图森未来科技有限公司 | Vehicle parking control method and device |
| US11603092B2 (en) | 2018-03-30 | 2023-03-14 | Beijing Tusen Weilai Technology Co., Ltd. | Method and device for vehicle parking control |
| CN110853384A (en) * | 2018-08-21 | 2020-02-28 | 上海擎感智能科技有限公司 | Vehicle and traffic light vehicle speed matching optimization system and method based on 5G technology |
| CN110147093A (en) * | 2018-08-28 | 2019-08-20 | 北京初速度科技有限公司 | Driving strategy generation method and device based on automatic Pilot digital navigation map |
| CN109484334A (en) * | 2018-11-07 | 2019-03-19 | 佛山科学技术学院 | A kind of running speed recommended method and its system |
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| Publication number | Publication date |
|---|---|
| CN104554279B (en) | 2017-04-05 |
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